Home / 662,135.08-913,767.14-375,667.24

Finding the Fourth Proportional to 662,135.08, 913,767.14 and 375,667.24

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Solution

The fourth proportional to 662,135.08, 913,767.14 and 375,667.24 is: 518,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,135.08 : 913,767.14 = 375,667.24 : x
  2. Step 2: Convert to fraction form
    662,135.08/913,767.14 = 375,667.24/x
  3. Step 3: Cross multiply
    662,135.08x = 913,767.14 × 375,667.24
  4. Step 4: Simplify right side
    662,135.08x = 343,272,379,486.49
  5. Step 5: Solve for x
    x = 343,272,379,486.49/662,135.08
  6. Step 6: Final answer
    x = 518,432.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.